a:9:{i:0;s:5:"posid";i:1;s:7:"modelid";i:2;s:5:"catid";i:3;s:4:"name";i:4;s:6:"maxnum";i:5;s:9:"extention";i:6;s:9:"listorder";s:3:"_pk";s:5:"posid";s:5:"_type";a:7:{s:5:"posid";s:20:"smallint(5) unsigned";s:7:"modelid";s:8:"char(30)";s:5:"catid";s:12:"varchar(255)";s:4:"name";s:8:"char(30)";s:6:"maxnum";s:11:"smallint(5)";s:9:"extention";s:9:"char(100)";s:9:"listorder";s:20:"smallint(5) unsigned";}}